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Yhangry

Yhangry is a private chef marketplace, connecting customers with chefs for dinners, events, and celebrations.

My Role

Founding Full Stack Engineer

February 2022 – November 2024

I worked as a Full Stack Engineer at Yhangry, a Y Combinator-backed marketplace connecting customers with private chefs across the UK. Working within a small startup team, I developed backend services, customer-facing experiences, and chef tools. Our work supported more than 100% year-on-year growth.


Platform development


I built and maintained core features including lead generation, customer dashboards, messaging, chef tools, and Stripe payment integration. I developed REST APIs using Laravel and MySQL, built administration tools with Laravel Nova, and translated UX/UI designs into responsive interfaces using React, Redux, and Tailwind CSS.


Conversion and customer experience


I led the conversion team, identifying barriers in the customer journey, testing solutions, and measuring their impact. I worked directly with customers and chefs to understand their needs, turning feedback into prototypes and product improvements.


Analytics and experimentation


I implemented Metabase to track key company growth metrics, alongside analytics through Google Analytics and PostHog. I used A/B testing and a test-measure-learn approach to guide improvements, supported by automated end-to-end testing, code reviews, and quality assurance.


Communications and AI


I integrated Customer.io for email communications and improved SMS messaging through Twilio and Bird, significantly reducing messaging costs. I also built tools using OpenAI technologies to help chefs prepare higher-quality responses and quotes.


Team development and delivery


I worked across the development cycle, taking ideas from early prototypes through to production and collaborating with third-party providers. I also mentored placement students and graduates, supporting their technical development and helping them contribute to the team.

At a Glance

Founding Full Stack Engineer (February 2022 – November 2024)

Role & Tenure

PHP · Laravel · MySQL · Laravel Nova · React · Redux · Tailwind CSS · GCP

Core Technologies

Full-stack Development - Conversion Optimisation - Growth

Focus

Project Gallery

© 2026 By Joshua Hales

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